Homework Help: Physics

Posted by James on Saturday, April 4, 2009 at 2:39pm.

When a skydiver jumps from a plane and achieves terminal speed. Which quantity remains constant?

(a) Momentum
(b) kinetic energy
(c) potential energy
(d) both a and b
(e) both a and c
I say kinetic energy, am i right?

Physics - drwls, Saturday, April 4, 2009 at 3:31pm
Since speed attains a constant "terminal" value, and mass remains the same, both K.E. and momentum remain constant.

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